Fix Spotless formatting violation

Put LOGGER.debug() call on single line to satisfy Spotless formatting rules.

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Co-Authored-By: Claude <noreply@anthropic.com>

Author: cowwoc

src/main/java/org/apache/maven/buildcache/BuildCacheMojosExecutionStrategy.java

@@ -181,8 +181,7 @@ public void execute(
                     // When running only clean phase, there are no cacheable mojos
                     if (result.getValidationTimeEvents() == null
                             || result.getValidationTimeEvents().isEmpty()) {
-                        LOGGER.debug(
-                                "Skipping cache storage for {} - no cacheable mojos executed", projectName);
+                        LOGGER.debug("Skipping cache storage for {} - no cacheable mojos executed", projectName);
                     } else {
                         LOGGER.debug("Using validation-time properties for cache storage (consistent lifecycle point)");
                         cacheController.save(result, mojoExecutions, result.getValidationTimeEvents());